... .122-277 voltage UL Occupancy Sensor Wall Switch , Single Pole, 3-Way or More Applications, 180-Degree Field of View, White The ... sensor zones.A OFF delay time adjustment prevents the lights from switching OFF when the space is occupied. In order to keep the ... -ON/OFF Mode UL Occupancy Sensor Wall Switch , Single Pole, 3-Way or More Applications, 180-Degree Field of View, White